+ /// CHAIN = CLRBHRB CHAIN - Clear branch history rolling buffer.
+ CLRBHRB,
+
+ /// GPRC, CHAIN = MFBHRBE CHAIN, Entry, Dummy - Move from branch
+ /// history rolling buffer entry.
+ MFBHRBE,
+
+ /// CHAIN = RFEBB CHAIN, State - Return from event-based branch.
+ RFEBB,
+
+ /// VSRC, CHAIN = XXSWAPD CHAIN, VSRC - Occurs only for little
+ /// endian. Maps to an xxswapd instruction that corrects an lxvd2x
+ /// or stxvd2x instruction. The chain is necessary because the
+ /// sequence replaces a load and needs to provide the same number
+ /// of outputs.
+ XXSWAPD,
+
+ /// QVFPERM = This corresponds to the QPX qvfperm instruction.
+ QVFPERM,
+
+ /// QVGPCI = This corresponds to the QPX qvgpci instruction.
+ QVGPCI,
+
+ /// QVALIGNI = This corresponds to the QPX qvaligni instruction.
+ QVALIGNI,
+
+ /// QVESPLATI = This corresponds to the QPX qvesplati instruction.
+ QVESPLATI,
+
+ /// QBFLT = Access the underlying QPX floating-point boolean
+ /// representation.
+ QBFLT,
+